AriaLyy
7 years ago
commit
05cee573de
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/* |
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* Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package com.arialyy.aria.core.queue; |
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import android.os.Handler; |
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import android.os.Message; |
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import android.util.SparseArray; |
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import com.arialyy.aria.core.inf.AbsEntity; |
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import com.arialyy.aria.core.inf.AbsTask; |
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import com.arialyy.aria.core.inf.AbsTaskEntity; |
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/** |
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* Created by Aria.Lao on 2017/8/3. |
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* 队列控制器，用于处理各种命令 |
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*/ |
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public class QueueControl implements Handler.Callback { |
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/** |
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* 获取任务命令 |
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*/ |
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public static final int CMD_GET_TASK = 0xa1; |
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/** |
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* 创建任务命令 |
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*/ |
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public static final int CMD_CREATE_TASK = 0xa2; |
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/** |
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* 启动任务命令 |
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*/ |
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public static final int CMD_START_TASK = 0xa3; |
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/** |
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* 停止任务命令 |
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*/ |
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public static final int CMD_STOP_TASK = 0xa4; |
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/** |
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* 删除任务命令 |
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*/ |
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public static final int CMD_CANCEL_TASK = 0xa5; |
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/** |
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* 停止所有任务命令 |
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*/ |
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public static final int CMD_STOP_ALL_TASK = 0xa6; |
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/** |
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* 删除所有任务命令 |
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*/ |
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public static final int CMD_CANCEL_ALL_TASK = 0xa7; |
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/** |
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* 队列类型为单文件下载队列 |
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*/ |
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public static final int TYPE_SIMPLE_DOWNLOAD_QUEUE = 0xc1; |
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/** |
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* 队列类型为任务组下载队列 |
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*/ |
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public static final int TYPE_SIMPLE_DOWNLOAD_GROUP_QUEUE = 0xc2; |
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/** |
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* 队列类型为单文件上传队列 |
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*/ |
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public static final int TYPE_SIMPLE_UPLOAD_QUEUE = 0xc3; |
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private Handler outHandler; |
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private AbsTaskQueue queue; |
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public QueueControl(Handler.Callback callback, int type) { |
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outHandler = new Handler(callback); |
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switch (type) { |
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case TYPE_SIMPLE_DOWNLOAD_QUEUE: |
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queue = DownloadTaskQueue.getInstance(); |
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break; |
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case TYPE_SIMPLE_DOWNLOAD_GROUP_QUEUE: |
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queue = DownloadGroupTaskQueue.getInstance(); |
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break; |
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case TYPE_SIMPLE_UPLOAD_QUEUE: |
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queue = UploadTaskQueue.getInstance(); |
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break; |
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} |
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} |
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@Override public boolean handleMessage(Message msg) { |
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switch (msg.what) { |
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case CMD_GET_TASK: |
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outHandler.obtainMessage(CMD_GET_TASK, queue.getTask((AbsEntity) msg.obj)).sendToTarget(); |
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break; |
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case CMD_CREATE_TASK: |
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SparseArray params = (SparseArray) msg.obj; |
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outHandler.obtainMessage(CMD_CREATE_TASK, |
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queue.createTask(String.valueOf(params.get(1)), (AbsTaskEntity) params.get(2))) |
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.sendToTarget(); |
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break; |
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case CMD_START_TASK: |
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queue.startTask((AbsTask) msg.obj); |
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break; |
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case CMD_STOP_TASK: |
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queue.stopTask((AbsTask) msg.obj); |
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break; |
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case CMD_CANCEL_TASK: |
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queue.removeTask((AbsTask) msg.obj); |
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break; |
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case CMD_STOP_ALL_TASK: |
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queue.stopAllTask(); |
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break; |
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case CMD_CANCEL_ALL_TASK: |
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queue.removeAllTask(); |
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break; |
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} |
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return true; |
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} |
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} |
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